Characteristics and speed strength changes of footwork in the People’s Public Security’s martial art of male students in Armed Police Intermediate School after 1 year of training. jstsc [Internet]. 2019 Dec. 12 [cited 2024 Dec. 27];1(Đặc biệt):409. Available from: https://tckhupes1.edu.vn/index.php/upes1/article/view/1666